Answer by Kellycheeseburger10. Confidence votes 86. When a light is shined into an eye the pupil contracts gets smaller because the eye doesn't need all the light being presented to it. If the light is taken away the pupil dilates. PS like the eye gets bigger in the dark.
The ancient Egyptians did not know the hard setting lime plaster invented by the Greeks, but used instead a mixture of gypsum and quartz with small amounts of lime [5] when working with stone.This was not as disastrous in the dry climate of Egypt as it would have been under wetter conditions.ost of the ancient Egyptian buildings have disappeared leaving no trace. Built of sun baked bricks made of Nile mud and straw, houses, palaces and city walls crumbled when they stopped being looked after.
The Nile River also provided a lot of building materials for the Ancient Egyptians. They used the mud from the riverbanks to make sundried bricks. These bricks were used in building homes, walls, and other buildings.The Egyptians also quarried limestone and sandstone from the hills along the side of the Nile.ertile Land. The most important thing the Nile provided to the Ancient Egyptians was fertile land. Most of Egypt is desert, but along the Nile River the soil is rich and good for growing crops. The three most important crops were wheat, flax, and papyrus.